<template>
  <div><el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8"><el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getUserList">
            <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisible = true">添加用户</el-button>
        </el-col>
      </el-row>
      <el-table :data="userlist" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column prop="username" label="姓名"></el-table-column>
        <el-table-column prop="email" label="邮箱"></el-table-column>
        <el-table-column prop="mobile" label="电话"></el-table-column>
        <el-table-column prop="role_name" label="角色"></el-table-column>
        <el-table-column label="状态">
          <template slot-scope="scope">
            <el-switch v-model="scope.row.mg_state" @change="userStateChanged(scope.row)">
            </el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="180px">
          <template slot-scope="scope">
            <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.id)"></el-button>
            <el-button type="danger" icon="el-icon-delete" size="mini"
              @click="removeUserById(scope.row.id)"></el-button>
            <el-tooltip effect="dark" content="分配角色" placement="top" :enterable="false">
              <el-button type="warning" @click="setRole(scope.row)" icon="el-icon-setting" size="mini"></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>
      <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum" :page-sizes="[1, 2, 5, 10]" :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper" :total="total">
      </el-pagination>
    </el-card>
    <el-dialog title="添加用户" :visible.sync="addDialogVisible" width="50%" @close="addDialogClosed">
      <el-form :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="70px">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>
    <el-dialog title="修改用户" :visible.sync="editDialogVisible" width="50%" @close="editDialogClosed">
      <el-form :model="editForm" :rules="editFormRoules" ref="editFormRel" label-width="70px">
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUserInfo">确 定</el-button>
      </span>
    </el-dialog>
    <el-dialog title="分配角色" :visible.sync="setRoleDialogVisible" @close="setRoleDialogClosed" width="50%">
      <div>
        <p>当前的用户：{{ userInfo.username }}</p>
        <p>当前的角色：{{ userInfo.role_name }}</p>
        <p>分配新角色：
          <el-select v-model="selectedRoleId" placeholder="请选择">
            <el-option v-for="item in roleList" :key="item.id" :label="item.roleName" :value="item.id">
            </el-option>
          </el-select>
        </p>
      </div>
      <span slot="footer" class="dialog-footer">
        <el-button @click="setRoleDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="saveRoleInfo" >确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
export default {
  data() {
    var checkEmail = (role, value, cb) => {
      const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/;

      if (regEmail.test(value)) {
        return cb();
      }
      cb(new Error('请输入合法的邮箱！'));
    }


    var checkMobile = (role, value, cb) => {
      const regMobile = /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/;
      if (regMobile.test(value)) {
        return cb();
      }
      cb(new Error('请输入合法的手机号！'));
    }

    return {
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 2,
      },
      userlist: [],
      total: 0,
      addDialogVisible: false,
      editDialogVisible: false,
      addForm: {
        username: '',
        password: '',
        email: '',
        mobile: ''
      },
      addFormRules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          {
            min: 3,
            max: 6,
            message: '用户名字符长度应在3~6之间',
            trigger: 'blur'
          }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          {
            min: 6,
            max: 15,
            message: '密码字符长度应在6~15之间',
            trigger: 'blur'
          }
        ],
        email: [
          { required: true, message: '请输入邮箱', trigger: 'blur' },
          { validator: checkEmail, trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '请输入手机号', trigger: 'blur' },
          { validator: checkMobile, trigger: 'blur' }

        ]
      },
      editForm: {},
      editFormRoules: {
        email: [
          { required: true, message: '请输入邮箱', trigger: 'blur' },
          { validator: checkEmail, trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '请输入手机号', trigger: 'blur' },
          { validator: checkMobile, trigger: 'blur' }
        ]
      },
      setRoleDialogVisible: false,
      userInfo: {},
      roleList: [],
      selectedRoleId: ''
    }
  },

  created() {
    this.getUserList();
  },

  methods: {
    async getUserList() {
      const { data: res } = await this.$http.get("/api/private/v1/users", { params: this.queryInfo });
      //console.log(res);
      if (res.meta.status !== 200) {
        return this.message.error("获取用户列表失败！");
      }
      this.userlist = res.data.users;
      this.total = res.data.total;
    },
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize;
      this.getUserList();
    },
    handleCurrentChange(newPage) {
      this.queryInfo.pagenum = newPage;
      this.getUserList();

    },
    async userStateChanged(userinfo) {
      const { data: res } = await this.$http.put(`/api/private/v1/users/${userinfo.id}/state/${userinfo.mg_state}`);
      if (res.meta.status !== 200) {
        userinfo.mg_state = !userinfo.mg_state;
        return this.$mesage.error("更新用户状态失败！");
      }
      this.$message.success("更新用户状态成功！");
    }, 
    addDialogClosed() {
      this.$refs.addFormRef.resetFields();
    },
    addUser() {
      this.$refs.addFormRef.validate(async valid => {
        // console.log(valid);
        if (!valid) return;
        const { data: res } = await this.$http.post("/api/private/v1/users", this.addForm);
        if (res.meta.status != 201) return this.$message.error("添加用户失败！");
        this.$message.success("添加用户成功！");
        this.addDialogVisible = false;
        this.getUserList();

      })
    },
    async showEditDialog(id) {
      // console.log(id);
      const { data: res } = await this.$http.get("/api/private/v1/users/" + id)
      if (res.meta.status != 200) {
        return this.$message.error("查询用户信息失败！");
      }
      this.editForm = res.data;
      this.editDialogVisible = true;
    },
    editDialogClosed() {
      this.$refs.editFormRel.resetFields();
    },
    editUserInfo() {
      this.$refs.editFormRel.validate(async valid => {
        // console.log(valid);
        if (!valid) return;
        const { data: res } = await this.$http.put("/api/private/v1/users/" + this.editForm.id, { email: this.editForm.email, mobile: this.editForm.mobile });
        if (res.meta.status !== 200) {
          return this.$message.error("修改用户信息失败!");
        }
        this.editDialogVisible = false;
        this.getUserList();
        this.$message.success("修改用户信息成功");
      })
    },
    async removeUserById(id) {
      const resultConfirm = await this.$confirm('此操作将永久删除该用户, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).catch(err => err)
      // console.log(res);
      if (resultConfirm !== 'confirm') {
        return this.$message.info("已取消删除");
      }
      const { data: res } = await this.$http.delete("/api/private/v1/users/" + id);
      if (res.meta.status !== 200) {
        return this.$message.error("删除用户失败！");
      }
      this.$message.success("删除用户成功");
      this.getUserList();
    },
    async setRole(userInfo) {
      const { data: res } = await this.$http.get('/api/private/v1/roles');
      if (res.meta.status !== 200) {
        return this.$message.error('分配角色失败！');
      }
      this.roleList = res.data;
      this.userInfo = userInfo;
      this.setRoleDialogVisible = true;
    },
    async saveRoleInfo(){
      if(!this.selectedRoleId){
        return this.$message.error('请选择要分配的角色！');
      } 
      const {data: res} = await this.$http.put(`/api/private/v1/users/${this.userInfo.id}/role`,  {rid: this.selectedRoleId});
    
      if(res.meta.status !== 200){
        return this.$message.error('更换角色失败！');
      }      
      this.$message.success('更换角色成功');
      this.getUserList();
      this.setRoleDialogVisible = false;
    },
    setRoleDialogClosed(){
      this.userInfo = {};
      this.selectedRoleId = '';
    }
  }

}
</script>

<style lang="less" scoped>

</style>  